iOS App Submission and TestFlight Setup

I need an experienced iOS developer to take my complete app files and prepare the app for submission to the App Store. Additionally, I need you to set up TestFlight for beta testing.

Requirements:
- Prepare and package the app for App Store submission
- Set up TestFlight for beta testing
- Ensure all App Store guidelines are met

Ideal Skills & Experience:
- Strong knowledge of iOS development
- Experience with App Store submission process
- Familiarity with TestFlight setup and management
- Attention to detail and adherence to guidelines